#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
int main()
{
	int arr1[] = { 1,2,3 };
	int arr2[] = { 4,5,6 };
	int i = 0;
	for (i = 0; i < 3; i++)
	{
		int tmp = arr1[i];
		arr1[i] = arr2[i];
		arr2[i] = tmp;
	}
	for (i = 0; i < 3; i++)
	{
		printf("%d ", arr1[i]);

	}
	for (i = 0; i < 3; i++)
	{
		printf("%d ", arr2[i]);

	}
	return 0;
}
